Dr. Al-Ahmari is the Section Head of Pediatric Stem Cell Transplantation and Cellular Therapy and Director of the Histiocytosis Program at King Faisal Specialist Hospital and Research Center (KFSHRC). He is also the Founder and Director of the Pediatric CAR T-Cell Therapy Program.He completed his Pediatric Hematology/Oncology Fellowship at KFSHRC and further specialized in Hematopoietic Stem Cell Transplantation at the Hospital for Sick Children, University of Toronto.